From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([140.186.70.92]:55639) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Qbw7j-0001Dh-BA for qemu-devel@nongnu.org; Wed, 29 Jun 2011 10:52:16 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Qbw7h-00044f-IR for qemu-devel@nongnu.org; Wed, 29 Jun 2011 10:52:15 -0400 Received: from mail-pz0-f46.google.com ([209.85.210.46]:42580) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Qbw7h-00043F-7J for qemu-devel@nongnu.org; Wed, 29 Jun 2011 10:52:13 -0400 Received: by pzk9 with SMTP id 9so1274000pzk.33 for ; Wed, 29 Jun 2011 07:52:11 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: References: Date: Wed, 29 Jun 2011 15:52:11 +0100 Message-ID: From: Peter Maydell Content-Type: text/plain; charset=UTF-8 Subject: Re: [Qemu-devel] qemu: hardware error: Failed to create USB device 'usb-tablet' List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: "dpc@ucore.info" Cc: qemu-devel@nongnu.org On 29 June 2011 14:21, dpc@ucore.info wrote: > I'm trying to get the tablet emulation for Qemu's VNC server to handle > the mouse better. I'm using `qemu-system-arm` and everything is OK > except for the mouse movement. > > After I add `-usb -usbdevie table` argument to `qemu-system-arm` > invocation I get: > > qemu: hardware error: Failed to create USB device 'usb-tablet' Which machine are you using? The default (integratorcp) does not have a USB controller modelled, so there's nothing to plug the tablet into and QEMU fails with the above slightly cryptic message... Try "-M versatilepb". -- PMM